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Subject[PATCH v2 05/23] ARM: OMAP3: Beagle: Adapt to ehci-omap changes
Date
Add platform device for 'nop-usb-xceiv'. This will be used as a
PHY for HS USB Port 2, so provide binding information for it.

Use usbhs_init_phys() to register the PHY's VCC and RESET
regulators.

Signed-off-by: Roger Quadros <rogerq@ti.com>
---
arch/arm/mach-omap2/board-omap3beagle.c | 44 ++++++++++++++++++++++++-------
1 files changed, 34 insertions(+), 10 deletions(-)

diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index c3558f9..566c434 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -33,6 +33,7 @@
#include <linux/mtd/nand.h>
#include <linux/mmc/host.h>
#include <linux/usb/phy.h>
+#include <linux/usb/nop-usb-xceiv.h>

#include <linux/regulator/machine.h>
#include <linux/i2c/twl.h>
@@ -277,6 +278,30 @@ static struct regulator_consumer_supply beagle_vsim_supply[] = {

static struct gpio_led gpio_leds[];

+/* PHY's VCC regulator might be added later, so flag that we need it */
+static struct nop_usb_xceiv_platform_data hsusb2_phy_data = {
+ .needs_vcc = true,
+};
+
+/* PHY device on HS USB Port 2 i.e. nop_usb_xceiv.2 */
+static struct platform_device hsusb2_phy_device = {
+ .name = "nop_usb_xceiv",
+ .id = 2,
+ .dev = {
+ .platform_data = &hsusb2_phy_data,
+ },
+};
+
+static struct usbhs_phy_data phy_data[] = {
+ {
+ .port = 2,
+ .reset_gpio = 147,
+ .vcc_gpio = -1, /* updated in beagle_twl_gpio_setup */
+ .vcc_polarity = 1, /* updated in beagle_twl_gpio_setup */
+ .phy_id = "nop_usb_xceiv.2",
+ },
+};
+
static int beagle_twl_gpio_setup(struct device *dev,
unsigned gpio, unsigned ngpio)
{
@@ -318,9 +343,11 @@ static int beagle_twl_gpio_setup(struct device *dev,
}
dvi_panel.power_down_gpio = beagle_config.dvi_pd_gpio;

- gpio_request_one(gpio + TWL4030_GPIO_MAX, beagle_config.usb_pwr_level,
- "nEN_USB_PWR");
+ /* TWL4030_GPIO_MAX i.e. LED_GPO controls HS USB Port 2 power */
+ phy_data[0].vcc_gpio = gpio + TWL4030_GPIO_MAX;
+ phy_data[0].vcc_polarity = beagle_config.usb_pwr_level;

+ usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
return 0;
}

@@ -450,18 +477,11 @@ static struct platform_device *omap3_beagle_devices[] __initdata = {
&keys_gpio,
&madc_hwmon,
&leds_pwm,
+ &hsusb2_phy_device,
};

static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
-
- .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
- .phy_reset = true,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = 147,
- .reset_gpio_port[2] = -EINVAL
};

#ifdef CONFIG_OMAP_MUX
@@ -543,7 +563,11 @@ static void __init omap3_beagle_init(void)

usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
usb_musb_init(NULL);
+
+ /* PHY on HSUSB Port 2 i.e. index 1 */
+ usb_bind_phy("ehci-omap.0", 1, "nop_usb_xceiv.2");
usbhs_init(&usbhs_bdata);
+
board_nand_init(omap3beagle_nand_partitions,
ARRAY_SIZE(omap3beagle_nand_partitions), NAND_CS,
NAND_BUSWIDTH_16, NULL);
--
1.7.4.1


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